About: http://webisa.webdatacommons.org/314394712

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Incentives such as money or gifts do marginally boost response rates, but this course
http://www.w3.org/ns/prov#wasQuotedFrom	biomedcentral.com